Critical Cleaning

Any part that is used in critical processes where biological or airborne particulates might interfere with the quality of the product should be cleaned using a critical cleaning process or processes. These processes can be used to clean fragile and specially designed parts where normal operations could potentially damage them. The processes performed by Carolina Filters always comply with the FDA and/or any applicable Health or Environmental Agencies.

Our clients trust Carolina Filters to provide them with critical cleaning and testing services in a clean room environment. They know that our dedication to client service can assure them of the highest quality cleaning. We perform the following services for our clients.


We carefully process each item that comes through our door to ensure that each part is carefully cleaned and handled. Our processes include:

  • Water, acidic, and alkaline processes
  • Ultrasonic treatments
  • DI water flush
  • Passivation
  • Drying
  • Packaging


We test filters and parts using methods appropriate for the appropriate application. This is a critical part of making sure that these parts function they way they are expected to. This involves examining one or more of the following criteria:

  • Total organic carbon (TOC)
  • Total suspended solids (TSS)
  • Bio-burden
  • Air particulate count
  • Black light inspection
  • Visual inspection
  • Microscopic inspection
  • Bubble point testing
  • Air flow and pressure testing
  • Weighing

Other Services

We also provide clients with miscellaneous services to help in their record keeping and servicing of these critical parts. These services may include:

  • Customized data reporting
  • Customized handling of small or delicate items.
  • Customized labeling
  • Customized packaging
  • Photographic documentation of microscopic inspection

When our clients need critical cleaning to keep their items working optimally, they know they can trust Carolina Filters to provide them with the highest degree of services. If you’re interested, you should contact us today to learn more about how our cleaning services can help you.

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